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13912532 = 227944027
BaseRepresentation
bin110101000100…
…100111010100
3222011211101222
4311010213110
512030200112
61214105512
7226153214
oct65044724
928154358
1013912532
117942767
1247ab298
132b6168a
141bc2244
15134c372
hexd449d4

13912532 has 12 divisors (see below), whose sum is σ = 24655680. Its totient is φ = 6868056.

The previous prime is 13912531. The next prime is 13912573. The reversal of 13912532 is 23521931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13912531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21698 + ... + 22329.

It is an arithmetic number, because the mean of its divisors is an integer number (2054640).

Almost surely, 213912532 is an apocalyptic number.

It is an amenable number.

13912532 is a deficient number, since it is larger than the sum of its proper divisors (10743148).

13912532 is a wasteful number, since it uses less digits than its factorization.

13912532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44110 (or 44108 counting only the distinct ones).

The product of its digits is 1620, while the sum is 26.

The square root of 13912532 is about 3729.9506699151. The cubic root of 13912532 is about 240.5112481286.

The spelling of 13912532 in words is "thirteen million, nine hundred twelve thousand, five hundred thirty-two".

Divisors: 1 2 4 79 158 316 44027 88054 176108 3478133 6956266 13912532